From owner-freebsd-questions Tue Jan 7 13:35:43 2003 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B35B537B401 for ; Tue, 7 Jan 2003 13:35:41 -0800 (PST) Received: from mired.org (ip68-97-54-220.ok.ok.cox.net [68.97.54.220]) by mx1.FreeBSD.org (Postfix) with SMTP id 78D1B43ED1 for ; Tue, 7 Jan 2003 13:35:35 -0800 (PST) (envelope-from mwm-dated-1042407334.726872@mired.org) Received: (qmail 766 invoked from network); 7 Jan 2003 21:35:34 -0000 Received: from localhost.mired.org (HELO guru.mired.org) (127.0.0.1) by localhost.mired.org with SMTP; 7 Jan 2003 21:35:34 -0000 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15899.18469.466733.558236@guru.mired.org> Date: Tue, 7 Jan 2003 15:35:33 -0600 To: Andrew Prewett Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Deleted VAR In-Reply-To: <20030107203858.B63741@slave.east.ath.cx> References: <15899.5780.980725.387591@guru.mired.org> <15899.8300.60339.429750@guru.mired.org> <20030107200941.F63741@slave.east.ath.cx> <15899.11387.156085.303405@guru.mired.org> <20030107203858.B63741@slave.east.ath.cx> X-Mailer: VM 7.07 under 21.1 (patch 14) "Cuyahoga Valley" XEmacs Lucid X-face: "5Mnwy%?j>IIV\)A=):rjWL~NB2aH[}Yq8Z=u~vJ`"(,&SiLvbbz2W`; h9L,Yg`+vb1>RG% *h+%X^n0EZd>TM8_IB;a8F?(Fb"lw'IgCoyM.[Lg#r\ From: Mike Meyer X-Delivery-Agent: TMDA/0.67 (Whirlaway) Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In <20030107203858.B63741@slave.east.ath.cx>, Andrew Prewett typed: > Today Mike Meyer wrote: > > In <20030107200941.F63741@slave.east.ath.cx>, Andrew Prewett typed: > > > Today Mike Meyer wrote: > > > > [Context lost to top posting.] > > > > > > > > In , Kenzo typed: > > > > > Yes, that worked, but now I can't sshd to it anymore. > > > > > looking in the auth.log file, it sais " Bind to port 22 on 0.0.0.0 failed > > > > > address already in use. > > > > > so I edit the file /etc/ssh/sshd_config to ListenAddress 10.25.2.60 ( the > > > > > server's address ) then restart. > > > > > in auth.log, it says " Server Listening on 10.25.2.60 port 22 > > > > > > > > > > but it still doesn't work. what else do I need to do? > > > > Put /etc/ssh/sshd_config back the way it was. Then kill and restart > > > > the ssh daemon. Again, rebooting the system to cause any daemons that > > > > have files in /var open to close them - thus freeing the space - and > > > > reopen with real files is a good idea. > > > No, except few cases (new kernel, hw change), you newer must reboot the > > > system. It's not a windoze. If a program (process) is killed/terminated, then > > > all opened files will be closed (implicitly or explicitly). > > True, you don't have to reboot. However, I'd do it because that's > > faster than finding every process that has an open file and /var and > > killing and restarting those processes. If you really don't want him > > to reboot, please tell him how to find and restart all those > > processes. > as a privileged user, use `shutdown now' (or `kill -15 ', or > `init 1'), to go in single user mode, logout to go back. There is a > little more work, if you don't want to kick out the logged in users. That's a reboot. It's not clear you can do this properly without kicking out the logged in users. > In the case of sshd (and many other daemons), it's enough to send a process > a SIGHUP signal (kill -1 , killall -1 sshd) to reread the config > file. To terminate the process send a SIGTERM signal (killall sshd). You > can restart it later from the commandline. > If sshd started from inetd, then you must comment out the sshd line in > /etc/inetd.conf and send a HUP signal to inetd, to ensure that sshd > (inetd really) not listening on the 22 port. Right. Restarting a single process is easy. It's finding all the ones that might need restarting that's the problem. Note that "killall -1 sshd" will log out any users logged in via sshd. http://www.mired.org/consulting.html Independent WWW/Perforce/FreeBSD/Unix consultant, email for more information. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message